{
"id": "GHSA-rgx6-rjj4-c388",
"aliases": [
"CVE-2021-33829"
],
"details": "A cross-site scripting (XSS) vulnerability in the HTML Data Processor in CKEditor 4 4.14.0 through 4.16.x before 4.16.1 allows remote attackers to inject executable JavaScript code through a crafted comment because `--!>` is mishandled.",
"summary": "ckeditor4 vulnerable to cross-site scripting",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "4.14.0"
},
{
"fixed": "4.16.1"
}
]
}
],
"package": {
"name": "ckeditor4",
"ecosystem": "npm"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "7.0.0"
},
{
"fixed": "7.80"
}
]
}
],
"package": {
"name": "drupal/core",
"ecosystem": "Packagist"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "8.0.0"
},
{
"fixed": "8.9.16"
}
]
}
],
"package": {
"name": "drupal/core",
"ecosystem": "Packagist"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "9.0.0"
},
{
"fixed": "9.0.14"
}
]
}
],
"package": {
"name": "drupal/core",
"ecosystem": "Packagist"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "9.1.0"
},
{
"fixed": "9.1.9"
}
]
}
],
"package": {
"name": "drupal/core",
"ecosystem": "Packagist"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "7.0.0"
},
{
"fixed": "7.80"
}
]
}
],
"package": {
"name": "drupal/drupal",
"ecosystem": "Packagist"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "8.0.0"
},
{
"fixed": "8.9.16"
}
]
}
],
"package": {
"name": "drupal/drupal",
"ecosystem": "Packagist"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "9.0.0"
},
{
"fixed": "9.0.14"
}
]
}
],
"package": {
"name": "drupal/drupal",
"ecosystem": "Packagist"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "9.1.0"
},
{
"fixed": "9.1.9"
}
]
}
],
"package": {
"name": "drupal/drupal",
"ecosystem": "Packagist"
}
}
],
"modified": "2024-02-08T09:40:35Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
}
],
"published": "2021-06-21T17:16:42Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-33829",
"type": "ADVISORY"
},
{
"url": "https://ckeditor.com/blog/ckeditor-4.16.1-with-accessibility-enhancements/#improvements-for-comments-in-html-parser",
"type": "WEB"
},
{
"url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2021-33829.yaml",
"type": "WEB"
},
{
"url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2021-33829.yaml",
"type": "WEB"
},
{
"url": "https://github.com/ckeditor/ckeditor4",
"type": "PACKAGE"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2021/11/msg00007.html",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/[email protected] /message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/[email protected] /message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/[email protected] /message/WAGNWHFIQAVCP537KFFS2A2GDG66J7XD",
"type": "WEB"
},
{
"url": "https://www.drupal.org/sa-core-2021-003",
"type": "WEB"
},
{
"url": "https://www.npmjs.com/package/ckeditor4",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-79"
],
"severity": "MODERATE",
"github_reviewed": true,
"nvd_published_at": "2021-06-09T12:15:00Z",
"github_reviewed_at": "2021-06-14T17:22:32Z"
}
}